Re: how to bridge "native" vlan?

I am trying

`mkpeer vlan0: bridge 100`but so fat it is returningan error. Should I create the node first?



Benoît Chesneau

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------- Original Message -------
On Saturday, April 23rd, 2022 at 23:20, Lutz Donnerhacke <lutz@donnerhacke.de> wrote:


> On Thu, Apr 21, 2022 at 02:11:54PM +0200, Patrick M. Hausen wrote:
>
> > > Am 21.04.2022 um 11:29 schrieb Benoit Chesneau benoitc@enki-multimedia.eu:
> > > I have an interface on which multiple vlans are connected. I would like to bridge the vlan 100 and 200 but also have a bridge for the "native" vlan 1. I Can setup a bridge for vlan 100 and 200 the way below I think but how to create a bridge for the "native" vlan?
> >
> > I don't have any experience with netgraph but I do know that
> > you cannot do that with if_bridge(4). If you make the physical
> > interface the member of a bridge, you cannot use additional
> > VLANs on that interface, anymore.
> >
> > Does anybody know if the same restriction applies to ng_bridge(4)?
>
>
> ng_bridge does not inspect the ethertypes only the mac addresses of the frames.
> So you can split the VLANs using ng_vlan and connect them to the three bridges:
>
> : mkpeer em0: vlan lower downstream
> : name em0:lower vlan0
> : mkpeer vlan0: bridge 100 0
> : mkpeer vlan0: bridge 200 0
> : mkpeer vlan0: bridge nomatch 0
> : msg vlan0: addfilter { vid=100 hook="100" }
> : msg vlan0: addfilter { vid=200 hook="200" }
> : name vlan0:100 bridge100
> : name vlan0:200 bridge200
>
> : mkpeer em1: vlan lower downstream
> : name em1:lower vlan1
> : connect vlan1: bridge100: 100 1
> : connect vlan1: bridge200: 200 1
> : connect vlan1: bridge_untagged: nomatch 1
> : msg vlan1: addfilter { vid=100 hook="100" }
> : msg vlan1: addfilter { vid=200 hook="200" }
>
> : mkpeer em2: vlan lower downstream
> : name em2:lower vlan2
> : connect vlan2: bridge100: 100 2
> : connect vlan2: bridge200: 200 2
> : connect vlan2: bridge_untagged: nomatch 2
> : msg vlan2: addfilter { vid=100 hook="100" }
> : msg vlan2: addfilter { vid=200 hook="200" }